425342556 has 24 divisors (see below), whose sum is σ = 1102740240. Its totient is φ = 141780816.

The previous prime is 425342549. The next prime is 425342563. The reversal of 425342556 is 655243524.

It is an interprime number because it is at equal distance from previous prime (425342549) and next prime (425342563).

It is a super-2 number, since 2×425342556² = 361832579889226272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 425342556.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1969071 + ... + 1969286.

It is an arithmetic number, because the mean of its divisors is an integer number (45947510).

Almost surely, 2^425342556 is an apocalyptic number.

It is an amenable number.

425342556 is an abundant number, since it is smaller than the sum of its proper divisors (677397684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425342556 is a wasteful number, since it uses less digits than its factorization.

425342556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3938370 (or 3938362 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 425342556 is about 20623.8346579873. The cubic root of 425342556 is about 752.0492437007.

The spelling of 425342556 in words is "four hundred twenty-five million, three hundred forty-two thousand, five hundred fifty-six".